This orders the Licence key to activatethe Digital Telephone Patch feature in anMTR3000 / SLR 8000 repeater.Digital Telephone Patch enablesMOTOTRBO digital system users toplace and receive telephone calls whichare routed via a gateway between alandline telephone network andMOTOTRBO radio system.Each phone gateway repeater in thesystem needs to have the DigitalTelephone Patch feature activated usingthe CPS and this requires the purchase ofa separate license key for each phonegateway repeater.